Question: Use the DebyeHckel limiting law to show that changes in ionic strength can affect the rate of reaction catalysed by H+ from the deprotonation of

Use the Debye–Hückel limiting law to show that changes in ionic strength can affect the rate of reaction catalysed by H+ from the deprotonation of a weak acid. Consider the mechanism: H+ + B→P, where H+ comes from the deprotonation of the weak acid, HA. The weak acid has a fixed concentration. First show that log [H+], derived from the ionization of HA, depends on the activity coefficients of ions and thus depends on the ionic strength. Then find the relationship between log(rate) and log [H+] to show that the rate also depends on the ionic strength.

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